Amechanic charges $35 to perform an inspection on a car, and $55 per hour for a repair. which equation gives the total cost, y , for a repair that lasts x hours? 35x−55=y, 35x+55=y , 55x−35=y , 55x+35=y

50 ! pls ! 12.  building codes regulate the steepness of stairs. homes must have steps that are at least 13 inches wide for each 8 inches that they rise.

a. discuss how to find the slope of the stairs.
b. describe how changing the width or height affects the steepness of the stairs.

Complex numbers multiply √-4 * √-25 and show all intermediate steps. alternative notation is sqrt(-4) * sqrt(-25).

Thee blue triangle has rotated from quadrant i to quadrant iii about the origin. describe the effects of the rotation on the coordinates of the blue triangle.